CruiseControl - Open Source - A wrapper program (around Ant) for software automating builds. Developed for Java. Has a plugin architecture for software e-mail notifications. Provides build results on a web interface.

BuildIT - Donation-Ware - A Windows program for managing and executing sequences of tasks. Features library of predefined task types, a general-purpose Visual Basic scripting task type for complex tasks, and logging to files or emails.

Gump - Open Source - A continuous integration tool from the Apache build manager tools project that is written in python and fully supports Apache build manager tools Ant, Apache Maven and other build tools. Gump builds and build manager tools compiles software against the latest development versions of those projects.